Pictures: NASCAR drivers visit kids at Florida Hospital

JOE BURBANK/ORLANDO SENTINEL

NASCAR driver Michael Waltrip greets Lindsay Collins, 19, a patient at the Walt Disney Pavilion at Florida Hospital for Children, during a visit with other drivers and medical executives to promote Florida Hospital's new partnership with Cord:Use, a company that specializes in applying cord blood stems cells to the medical treatment of diseases, Thursday, June 30, 2011.

NASCAR driver Michael Waltrip greets Lindsay Collins, 19, a patient at the Walt Disney Pavilion at Florida Hospital for Children, during a visit with other drivers and medical executives to promote Florida Hospital's new partnership with Cord:Use, a company that specializes in applying cord blood stems cells to the medical treatment of diseases, Thursday, June 30, 2011. (JOE BURBANK/ORLANDO SENTINEL)

NASCAR driver Juan Pablo Montoya laughs with 10-year-old Jake Siegel and 9-year-old Tyber Portoghese, during model car races at the Walt Disney Pavilion at Florida Hospital for Children, during a visit to promote Florida Hospital's new partnership with Cord:Use, a company that specializes in applying cord blood stems cells to the medical treatment of diseases, Thursday, June 30, 2011.

NASCAR driver Juan Pablo Montoya laughs with 10-year-old Jake Siegel and 9-year-old Tyber Portoghese, during model car races at the Walt Disney Pavilion at Florida Hospital for Children, during a visit to promote Florida Hospital's new partnership with Cord:Use, a company that specializes in applying cord blood stems cells to the medical treatment of diseases, Thursday, June 30, 2011. (JOE BURBANK/ORLANDO SENTINEL)

NASCAR drivers Juan Pablo Montoya, Michael Waltrip and Rusty Wallace greeted young patients and signed autographs at the Walt Disney Pavilion at Florida Hospital for Children, during a visit to promote Florida Hospital's new partnership with Cord:Use, a company that specializes in applying cord blood stems cells to the medical treatment of diseases.